p. 2181 - 2186
(2007/10/03)N-{1-[((S)-2-Benzyloxy-5-oxo-tetrahydro-furan-3-ylcarbamoyl)-methyl]-2-oxo-1,2-dihydro-pyridin-3-yl}-3-phenyl-propionamide
[2-Oxo-3-(3-phenyl-propionylamino)-2H-pyridin-1-yl]-acetic acid methyl ester
[2-Oxo-3-(3-phenyl-propionylamino)-2H-pyridin-1-yl]-acetic acid
(3-Amino-2-oxo-2H-pyridin-1-yl)-acetic acid methyl ester